Added more vm tests
Reorganized FakeExtVM class into .h and .cpp file. Added state class member in order to test CREATE and CALL. Added system operations test.
Merge remote-tracking branch 'upstream/develop' into develop
undefined FILL_TESTS and some minor style fixes
Completed vm tests. Added ADDMOD,MULMOD,POST,CALLSTATELESS
Merge remote-tracking branch 'upstream/develop' into develop
Exemplar alteration to show effect of using boost::exception
corrected CALLSTATELESS test, style fixes, code length independent call in FakeExtVM
Merge remote-tracking branch 'upstream/develop' into develop
Restructured exceptions. Boost::exception is now used primarily.
Merge remote-tracking branch 'upstream/develop' into develop

Conflicts:
	alethzero/MainWin.cpp
	libwebthree/WebThree.h
fixed merge bug
Merge remote-tracking branch 'upstream/develop' into develop
Replaced all asserts in RLP with exceptions
style fix
Merge remote-tracking branch 'upstream/develop' into develop
Bug fix, push callcreate before changing gas value in FakeExtVM
Merge pull request #324 from CJentzsch/develop

Added system operation tests. Switched to a primarily use of boost::exception.